minetest.register_node("factory:smoke_tube", {
	drawtype = "nodebox",
	tiles = {"factory_machine_brick_1.png"},
	paramtype = "light",
	description = "Smoke Tube",
	groups = {cracky=3},
	node_box = {
		type = "fixed",
		fixed = {
			{-0.125,-0.5,0.3125,0.125,0.5,0.375}, 
			{-0.125,-0.5,-0.375,0.125,0.5,-0.3125},
			{0.3125,-0.5,-0.125,0.375,0.5,0.125}, 
			{-0.375,-0.5,-0.125,-0.3125,0.5,0.125},
			{0.125,-0.5,0.25,0.25,0.5,0.3125},
			{0.25,-0.5,0.125,0.3125,0.5,0.25},
			{0.25,-0.5,-0.25,0.3125,0.5,-0.125},
			{0.125,-0.5,-0.3125,0.25,0.5,-0.25},
			{-0.25,-0.5,-0.3125,-0.125,0.5,-0.25},
			{-0.3125,-0.5,-0.25,-0.25,0.5,-0.125},
			{-0.3125,-0.5,0.125,-0.25,0.5,0.25},
			{-0.25,-0.5,0.25,-0.125,0.5,0.3125},
		}
	},
	selection_box = {
		type = "fixed",
		fixed = {
			{-0.375,-0.5,-0.375,0.375,0.5,0.375},
		}
	},
})